composite.c: use 'double' consistently

* composite.c (get_composition_id): Use 'double' consistently
instead of converting 'float' to 'double' and vice versa; this is
easier to understand and avoids a GCC warning.

2 files changed, 9 insertions, 2 deletions

diff --git a/src/ChangeLog b/src/ChangeLog
index eea8345b4f4..dbff8e35492 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,10 @@
+2012-04-09  Paul Eggert  <eggert@cs.ucla.edu>
+
+        composite.c: use 'double' consistently
+        * composite.c (get_composition_id): Use 'double' consistently
+        instead of converting 'float' to 'double' and vice versa; this is
+        easier to understand and avoids a GCC warning.
+
 2012-04-09  Glenn Morris  <rgm@gnu.org>
 
         * Makefile.in: Generate leim-list with bootstrap-emacs, in
diff --git a/src/composite.c b/src/composite.c
index c44c8e565d0..abf71c275fa 100644
--- a/src/composite.c
+++ b/src/composite.c
@@ -355,7 +355,7 @@ get_composition_id (EMACS_INT charpos, EMACS_INT bytepos, EMACS_INT nchars,
   else
     {
       /* Rule-base composition.  */
-      float leftmost = 0.0, rightmost;
+      double leftmost = 0.0, rightmost;
 
       ch = XINT (key_contents[0]);
       rightmost = ch != '\t' ? CHAR_WIDTH (ch) : 1;
@@ -364,7 +364,7 @@ get_composition_id (EMACS_INT charpos, EMACS_INT bytepos, EMACS_INT nchars,
         {
           int rule, gref, nref;
           int this_width;
-          float this_left;
+          double this_left;
 
           rule = XINT (key_contents[i]);
           ch = XINT (key_contents[i + 1]);